Creative Grids Quilt Ruler 12-1/2in Square

This 12-1/2in square ruler from Creative Grids® is designed for trimming quilt blocks, featuring easy-to-read markings and a grip system to prevent slipping.

• The description claims the ruler improves accuracy in trimming seam allowances.
• The description claims the ruler helps in trimming half-square triangle blocks accurately.
• The description claims the ruler prevents slipping and miss-cuts.